Mission Statement

PQIA’s mission is to serve the consumer of lubricants by testing and reporting on the quality and integrity of lubricants in the marketplace. 

It is expected that this improved visibility of quality will lead to wider conformance by lubricant manufacturers to specification and performance claims.

Featured Story

Buying Motor Oil Online

While this is a very efficient and easy way to shop, the Petroleum Quality Institute of America advises consumers to take the time to look for the specifications the product meets when buying motor oil online. If not shown on the first screen, click or scroll for more details before adding motor oil to your cart.

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Recent News

Dr. Scott McQueen Joins PQIA Advisory Board

The Petroleum Quality Institute of America (PQIA) is pleased to announce that Dr. Scott McQueen, Manager of Lubricants Research & Product Management for Phillips 66, has replaced recently retired Reginald “Reggie” Dias on the PQIA Advisory Board.

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Modern Muscle, and Majestic 5W-30

Samples of the following two brands of motor oils were recently examined by PQIA. The results of the tests conducted on the samples show the products meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product labels, and are consistent with the listed API Service Categories.

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PQIA Issues Consumer Alerts on Q Motor Oils recently tested

PQIA issues Consumer Alerts on the Q brand “10•30” and “10•40” motor oils recently purchased at a convenience store in Florence Kentucky. Based on the results of the samples tested, use of these products in virtually all automobile engines on the road today could cause harm to the engine.

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Irvin Warren – Tribute

The Petroleum Quality Institute of America is saddened to announce the passing of PQIA’s founding Advisory Board member, Mr. Irvin Warren William Irvin Warren June 1, 1942 – December 1, 2020  The Petroleum Quality Institute of America is saddened to announce the passing of PQIA’s founding Advisory Board member, Mr. Irvin Warren.  Mr. Warren of Dunn, North Carolina,

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Hmmm… Is it an ILSAC GF-6 “A” or “B”?

In the process of examining motor oils now entering the market with the new API SP/ILSAC GF-6A and GF-6B credentials, PQIA has observed a few brands on the store shelves with labels that omit the letters “A” or “B” following the ILSAC Standard GF-6 declaration.

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PASSENGER CAR MOTOR OIL

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/PASSENGER CAR MOTOR OIL Passenger car motor oil is the lifeblood of your engine. In addition to lubricating moving

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AUTOMATIC TRANSMISSION FLUID

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/AUTOMATIC TRANSMISSION FLUID Automatic Transmission Fluids are carefully balanced to lubricate and protect your transmission while providing smooth and

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ANTIFREEZE & COOLANT

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY FOR ANTIFREEZE & COOLANT Antifreeze/coolant is critical for protecting engines. The primary function of the fluid is keep

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